Aimer's music career began in 2006 when she was signed to the Japanese record label, Universal Music Japan. However, it was her 2011 single, "Natsu ga Owaru made," that brought her widespread recognition. The song was used as the theme song for the Japanese television drama, "Uta no Prince-sama: Music Game," and its success propelled Aimer to stardom. "Natsu ga Owaru made" showcases Aimer's unique vocal style, which blends elements of rock, pop, and electronic music. The song's haunting melody, combined with Aimer's emotive vocals, resonated with listeners and topped various music charts in Japan.
"Natsu ga Owaru made Natsu no Owari" explores several themes that are relatable to audiences of all ages. The anime delves into: natsu ga owaru made natsu no owari the animation exclusive